PostGIS
Name
ST_RemoveIsoEdge — Removes an isolated edge and returns description of action. If the edge is not isolated, then an exception is thrown.
Description
Removes an isolated edge and returns description of action. If the edge is not isolated, then an exception is thrown.
Availability: 1.1
This method
implements the SQL/MM specification. SQL-MM: Topo-Geo and Topo-Net 3:
Routine Details: X+1.3.3
Examples
-- Remove an isolated node with no face --
SELECT topology.ST_RemoveIsoNode('ma_topo', 7 ) As result;
result
-------------------------
Isolated node 7 removed